Forty-nine table from a certain region were surveyed. The contingency ssifies th

Question

Forty-nine table from a certain region were surveyed. The contingency ssifies these teachers by highest degree obtained and Total Bachelors (D)4 Masto's (D2) 14 21 Total 32 a. How many of these teachers offered field trips? There are teachers who offered field trips. b. How many of these teachers have masters degrees? There are teachers with a master's degree. c. How many teachers with only bachelor's degrees offered field trips? There are teachers with only a bachelor's degree who offered field trips d. Compute the probability of event D P (D,)(Round to three decimal places as needed) Compute the probability of event (D2 & F2) P (D2 &F2;) (Round to three decimal places as needed) see see s see sco MacBook

Explanation / Answer

a)

there are 32 teachers who offered field trips

b)

there are 21 treachers with masters degree

c)

14

d)

P(D1)=28/49=0.571

P(D2 and F2)=3/49=0.061

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